in approximately 3-4 business days.
以下是ETS邮件回复内容：If you are writing about registering,rescheduling,canceling or confirming a Computer-based (CBT) test appointment,please contact your local Regional Registration Center (RRC) directly.Prometric handles CBT registration-related activities and will be better able to serve you.
所以说,申请取消时最好和中国的计算机化考试中心取得联系.
或者contact 他们的Customer Service team (866) 473-4373 or (609) 771-7670,
or visit 他们的网站 www.gre.org.
